Often translated as "unbeliever"; literally, "one who covers over," meaning 'one who covers over truth' in some way or another.

Long Description:

Often translated as "unbeliever"; literally, "one who covers over," the implication being, "one who covers over truth" in some way or another. It is used in the Qur’ān to refer to those who either deny, or have forgotten, some essential aspect of their religion. From the Qur’ānic perspective, such people are not necessarily "atheists," but may lack a correct understanding of one or more aspects of their faith.